Results 41 to 50 of about 920 (188)

New combinations in the genus Diodella (Rubiaceae, Spermacoceae) [PDF]

open access: yesDarwiniana, 2006
Four species of Diodia are transferred to Diodella, and the new combinations are: Diodella gardneri, Diodella mello-barretoi, Diodella sarmentosa and Diodella ...
Bacigalupo, N.M., Cabral, E.L.
core   +5 more sources

Novedades taxonómicas en Galianthe y Borreria (Rubiaceae-Spermacoceae) [PDF]

open access: yesBonplandia, 2000
Three new species, Galianthe andersonii E.L.Cabral, Galianthe macedoi E.L.Cabral, Galianthe reitzii E.L.Cabral are described and illustrated and two new combinations, Galianthe peruviana(Pers.) E.L.Cabral and Borreria crispata (K. Schum.) E.L.Cabral
Bacigalupo, Nélida M., Cabral, Elsa L.
core   +6 more sources

Desenvolvimento do rudimento seminal em Borreria verticillata (L.) G. Mey. (Rubiaceae - Rubioideae - Spermacoceae) [PDF]

open access: hybridRevista Brasileira de Botânica, 2004
The structural characteristics of the ovule formation are an important tool for the systematics of the Rubiaceae family. This paper describes the ovule ontogeny and ginosporogenesis (megasporogenesis) of Borreria verticillata (L.) G. Mey. in order to classify this species based on the evolutive diagrams proposed for the Rubiaceae family.
Karen L. G. De Toni   +1 more
openalex   +4 more sources

Two New Threatened Species of Psyllocarpus (Rubiaceae; Spermacoceae) from Eastern Brazil

open access: yesSystematic Botany, 2018
Two new species of Psyllocarpus sect. Psyllocarpus are here described and illustrated. Psyllocarpus bahiensis and Psyllocarpus scatignae, from the campo rupestre s. l. of Bahia and Minas Gerais states, respectively. We provide comments on their distribution, habitat, conservation status, and taxonomy.
Martins Do Carmo, Joao Afonso   +3 more
openaire   +3 more sources

Expansão da distribuição geográfica de Borreria diacrodonta L.M. Miguel & E.L. Cabral (Rubiaceae) para a Restinga do Piauí, Brasil [PDF]

open access: yesPaubrasilia
O gênero Borreria G.Mey. é o mais diverso da tribo Spermacoceae, sendo frequentemente confundido com outros gêneros da tribo devido à semelhança morfológica.
Felipe Correa Sousa   +5 more
doaj   +3 more sources

TAXONOMIC DEVELOPMENTS IN GALIANTHE AND BORRERIA (RUBIACEAE-SPERMACOCEAE)

open access: yesBonplandia, 2000
Three new species, Galianthe andersonii E.L.Cabral, Galianthe macedoi E.L.Cabral, Galianthe reitzii E.L.Cabral are described and illustrated and two new combinations, Galianthe peruviana(Pers.) E.L.Cabral and Borreria crispata (K. Schum.) E.L.Cabral
Elsa L. Cabral, Nélida M. Bacigalupo
doaj   +1 more source

Denscantia, nuevo nombre en reemplazo de Scandentia (Rubiaceae-Spermacoceae)

open access: yesDarwiniana, 2001
Se propone el nuevo nombre Denscantia en reemplazo del género Scandentia, inválidamente ...
Elsa L. Cabral, Nélida M. Bacigalupo
doaj   +1 more source

A new species of Spermacoce s. str. (Spermacoceae, Rubiaceae) from Eastern Brazil

open access: diamondPlant Ecology and Evolution, 2010
Antecedentes -La diversidad de especies dentro de la tribu Spermacoceae (Rubiaceae) sigue siendo imperfectamente conocida. Como parte de una revisión en curso de las especies sudamericanas de la tribu, aquí se presenta una nueva especie del género Spermacoce s. str.
Elsa L. Cabral   +2 more
openalex   +2 more sources

Una nueva especie y una nueva combinación en el género Staelia (Rubiaceae-Spermacoceae) de Bolivia

open access: greenDarwiniana, 2006
Se describe e ilustra Staelia longipedicelata, un nueva especie de Bolivia (Santa Cruz). Staelia herzogii es una nueva combinación y un nuevo registro para Brasil (Mato Grosso do Sul).
Roberto M. Salas, Elsa L. Cabral
doaj   +1 more source

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